65408556

素因数分解:

$2^2\times 3^1\times {\mathrm{127}}^1\times {\mathrm{167}}^1\times {\mathrm{257}}^1$

素因数の和:558

約数の個数: 48

約数和(自身を含む): 155344896

約数和(自身を除く): 89936340

約数列:

[1, 2, 3, 4, 6, 12, 127, 167, 254, 257, 334, 381, 501, 508, 514, 668, 762, 771, 1002, 1028, 1524, 1542, 2004, 3084, 21209, 32639, 42418, 42919, 63627, 65278, 84836, 85838, 97917, 127254, 128757, 130556, 171676, 195834, 254508, 257514, 391668, 515028, 5450713, 10901426, 16352139, 21802852, 32704278, 65408556]

約数ペア:

[(1, 65408556), (2, 32704278), (3, 21802852), (4, 16352139), (6, 10901426), (12, 5450713), (127, 515028), (167, 391668), (254, 257514), (257, 254508), (334, 195834), (381, 171676), (501, 130556), (508, 128757), (514, 127254), (668, 97917), (762, 85838), (771, 84836), (1002, 65278), (1028, 63627), (1524, 42919), (1542, 42418), (2004, 32639), (3084, 21209)]